Ed Miliband, the shadow secretary for climate change and net zero, told MPs that the Cop27 failed on the key issue of keeping global heating to just 1.5C above pre-industrial levels.
Updates to the Castle Hill Hospital in Hull show that solar-powered hospitals may be the next step towards net zero health in the NHS decarbonisation strategy.
Britain's National Health Service pledged on Thursday to become the world's first healthcare system to cut carbon emissions to net zero, hoping to achieve that by 2040 with measures from electric ambulances to energy-efficient hospitals.